Android: don't use avx and avx2 when building for Android x86_64

AVX and AVX2 are not supported on x86_64 ABI.
See:
 - https://developer.android.com/ndk/guides/abis#86-64
 - https://bugreports.qt.io/browse/QTBUG-86785

Upstream commits:
 - Qt 6.0: ff1a44be33f4bc05d502a2ca49171e0408992f61
 - Qt 5.15: 8b2cc0f6deb038a4c9d4f0d9b690c7726bd809a9


--- old/qtbase/configure.json
+++ new/qtbase/configure.json
@@ -1098,7 +1098,7 @@
         },
         "avx": {
             "label": "AVX",
-            "condition": "features.sse4_2 && tests.avx",
+            "condition": "features.sse4_2 && tests.avx && (!config.android || !arch.x86_64)",
             "output": [
                 "privateConfig",
                 { "type": "define", "name": "QT_COMPILER_SUPPORTS_AVX", "value": 1 }
@@ -1114,7 +1114,7 @@
         },
         "avx2": {
             "label": "AVX2",
-            "condition": "features.avx && tests.avx2",
+            "condition": "features.avx && tests.avx2 && (!config.android || !arch.x86_64)",
             "output": [
                 "privateConfig",
                 "privateFeature",